EPA Air · stack tests by state and year
Air-emissions stack tests in California, 2019
- 6,897Stack tests
A stack test measures what a source actually emits, at the stack, against the limit in its permit. Every stack test below was recorded against a source in California during 2019; one facility can appear more than once, because this is a record of what happened rather than a list of places.
Counties in California, 2019
- Kern County 3,121
- Fresno County 1,305
- San Joaquin County 385
- Kings County 380
- Los Angeles County 380
- Stanislaus County 349
- Madera County 299
- Tulare County 217
- Merced County 138
- San Bernardino County 89
- Orange County 65
- Monterey County 24
- Ventura County 22
- Riverside County 22
- Contra Costa County 21
- Undetermined County 18
- Sacramento County 14
- San Diego County 13
- Placer County 12
- Sonoma County 7
- Santa Clara County 4
- Alameda County 3
- Plumas County 3
California, other years
Air-emissions stack tests recorded in California, 2019
| Date | Facility | Where | Kind | Agency |
|---|---|---|---|---|
| 2019-02-22 | BUILDING MATERIALS MFG. CORP | SHAFTER, Kern, CA | Pass | Local |
| 2019-02-22 | BUILDING MATERIALS MFG. CORP | SHAFTER, Kern, CA | Pass | Local |
| 2019-02-22 | BUILDING MATERIALS MFG. CORP | SHAFTER, Kern, CA | Pass | Local |
| 2019-02-22 | BUILDING MATERIALS MFG. CORP | SHAFTER, Kern, CA | Pass | Local |
| 2019-02-22 | BUILDING MATERIALS MFG. CORP | SHAFTER, Kern, CA | Pass | Local |
| 2019-02-21 | LA CO-OLIVE VIEW/UCLA MEDICAL CENTER | SYLMAR, Los Angeles, CA | Pass | Local |
| 2019-02-21 | CALIFORNIA STEEL INDUSTRIES INC — high-priority violation on file | FONTANA, San Bernardino, CA | Pass | Local |
| 2019-02-21 | CHEVRON USA INC- HEAVY OIL PRODUCTION | COALINGA, Fresno, CA | Pass | Local |
| 2019-02-21 | CHEVRON USA INC- HEAVY OIL PRODUCTION | COALINGA, Fresno, CA | Pass | Local |
| 2019-02-21 | CHEVRON USA INC- HEAVY OIL PRODUCTION | COALINGA, Fresno, CA | Pass | Local |
| 2019-02-21 | CHEVRON USA INC- HEAVY OIL PRODUCTION | COALINGA, Fresno, CA | Pass | Local |
| 2019-02-21 | CHEVRON USA INC- HEAVY OIL PRODUCTION | COALINGA, Fresno, CA | Pass | Local |
| 2019-02-21 | CHEVRON USA INC- HEAVY OIL PRODUCTION | COALINGA, Fresno, CA | Pass | Local |
| 2019-02-21 | CHEVRON USA INC- HEAVY OIL PRODUCTION | COALINGA, Fresno, CA | Pass | Local |
| 2019-02-21 | CHEVRON USA INC- HEAVY OIL PRODUCTION | COALINGA, Fresno, CA | Pass | Local |
| 2019-02-21 | CHEVRON USA INC- HEAVY OIL PRODUCTION | COALINGA, Fresno, CA | Pass | Local |
| 2019-02-21 | CHEVRON USA INC- HEAVY OIL PRODUCTION | COALINGA, Fresno, CA | Pass | Local |
| 2019-02-21 | CHEVRON USA INC- HEAVY OIL PRODUCTION | COALINGA, Fresno, CA | Pass | Local |
| 2019-02-21 | CHEVRON USA INC- HEAVY OIL PRODUCTION | COALINGA, Fresno, CA | Pass | Local |
| 2019-02-21 | CHEVRON USA INC- HEAVY OIL PRODUCTION | COALINGA, Fresno, CA | Pass | Local |
| 2019-02-21 | CHEVRON USA INC- HEAVY OIL PRODUCTION | COALINGA, Fresno, CA | Pass | Local |
| 2019-02-21 | CHEVRON USA INC- HEAVY OIL PRODUCTION | COALINGA, Fresno, CA | Pass | Local |
| 2019-02-21 | CHEVRON USA INC- HEAVY OIL PRODUCTION | COALINGA, Fresno, CA | Pass | Local |
| 2019-02-21 | CHEVRON USA INC- HEAVY OIL PRODUCTION | COALINGA, Fresno, CA | Pass | Local |
| 2019-02-21 | CHEVRON USA INC- HEAVY OIL PRODUCTION | COALINGA, Fresno, CA | Pass | Local |
| 2019-02-21 | CHEVRON USA INC- HEAVY OIL PRODUCTION | COALINGA, Fresno, CA | Pass | Local |
| 2019-02-21 | CHEVRON USA INC- HEAVY OIL PRODUCTION | COALINGA, Fresno, CA | Pass | Local |
| 2019-02-21 | CALIFORNIA RESOURCES PRODUCTION CORP — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2019-02-21 | CALIFORNIA RESOURCES PRODUCTION CORP — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2019-02-21 | CALIFORNIA RESOURCES PRODUCTION CORP — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2019-02-21 | CALIFORNIA RESOURCES PRODUCTION CORP — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2019-02-21 | CALIFORNIA RESOURCES PRODUCTION CORP — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2019-02-21 | SILGAN CONTAINERS CORP | RIVERBANK, Stanislaus, CA | Pass | Local |
| 2019-02-21 | SILGAN CONTAINERS CORP | RIVERBANK, Stanislaus, CA | Pass | Local |
| 2019-02-21 | SILGAN CONTAINERS CORP | RIVERBANK, Stanislaus, CA | Pass | Local |
| 2019-02-21 | SILGAN CONTAINERS CORP | RIVERBANK, Stanislaus, CA | Pass | Local |
| 2019-02-21 | SILGAN CONTAINERS CORP | RIVERBANK, Stanislaus, CA | Pass | Local |
| 2019-02-21 | SILGAN CONTAINERS CORP | RIVERBANK, Stanislaus, CA | Pass | Local |
| 2019-02-20 | MOSS LANDING POWER COMPANY LLC (FRMLY DYNEGY MOSS LANDING LLC) | MOSS LANDING, Monterey, CA | Pass | Local |
| 2019-02-20 | AERA ENERGY LLC | SAN ARDO, Monterey, CA | Pass | Local |
| 2019-02-20 | CHEVRON PRODUCTS CO — high-priority violation on file | EL SEGUNDO, Los Angeles, CA | Pending | Local |
| 2019-02-20 | LA CO-OLIVE VIEW/UCLA MEDICAL CENTER | SYLMAR, Los Angeles, CA | Pass | Local |
| 2019-02-20 | BURBANK CITY, BURBANK WATER & POWER | BURBANK, Los Angeles, CA | Pass | Local |
| 2019-02-20 | CALIFORNIA RESOURCES ELK HILLS LLC — high-priority violation on file | TUPMAN, Kern, CA | Pass | Local |
| 2019-02-20 | CALIFORNIA RESOURCES ELK HILLS LLC — high-priority violation on file | TUPMAN, Kern, CA | Pass | Local |
| 2019-02-20 | CALIFORNIA RESOURCES ELK HILLS LLC — high-priority violation on file | TUPMAN, Kern, CA | Pass | Local |
| 2019-02-20 | CALIFORNIA RESOURCES ELK HILLS LLC — high-priority violation on file | TUPMAN, Kern, CA | Pass | Local |
| 2019-02-20 | CALIFORNIA RESOURCES ELK HILLS LLC — high-priority violation on file | TUPMAN, Kern, CA | Pass | Local |
| 2019-02-20 | CALIFORNIA RESOURCES ELK HILLS LLC — high-priority violation on file | TUPMAN, Kern, CA | Pass | Local |
| 2019-02-20 | CALIFORNIA RESOURCES ELK HILLS LLC — high-priority violation on file | TUPMAN, Kern, CA | Pass | Local |
| 2019-02-20 | CALIFORNIA RESOURCES ELK HILLS LLC — high-priority violation on file | TUPMAN, Kern, CA | Pass | Local |
| 2019-02-20 | CALIFORNIA RESOURCES ELK HILLS LLC — high-priority violation on file | TUPMAN, Kern, CA | Pass | Local |
| 2019-02-20 | CALIFORNIA RESOURCES ELK HILLS LLC — high-priority violation on file | TUPMAN, Kern, CA | Pass | Local |
| 2019-02-20 | CALIFORNIA RESOURCES ELK HILLS LLC — high-priority violation on file | TUPMAN, Kern, CA | Pass | Local |
| 2019-02-19 | AERA ENERGY LLC | SAN ARDO, Monterey, CA | Pending | Local |
| 2019-02-19 | TESORO REFINING AND MARKETING CO, LLC | CARSON, Los Angeles, CA | Pass | Local |
| 2019-02-19 | CALIFORNIA RESOURCES ELK HILLS LLC — high-priority violation on file | TUPMAN, Kern, CA | Pass | Local |
| 2019-02-19 | CALIFORNIA RESOURCES ELK HILLS LLC — high-priority violation on file | TUPMAN, Kern, CA | Pass | Local |
| 2019-02-19 | CALIFORNIA RESOURCES ELK HILLS LLC — high-priority violation on file | TUPMAN, Kern, CA | Pass | Local |
| 2019-02-19 | CALIFORNIA RESOURCES ELK HILLS LLC — high-priority violation on file | TUPMAN, Kern, CA | Pass | Local |
| 2019-02-19 | CALIFORNIA RESOURCES ELK HILLS LLC — high-priority violation on file | TUPMAN, Kern, CA | Pass | Local |
| 2019-02-19 | CALIFORNIA RESOURCES ELK HILLS LLC — high-priority violation on file | TUPMAN, Kern, CA | Pass | Local |
| 2019-02-19 | CALIFORNIA RESOURCES ELK HILLS LLC — high-priority violation on file | TUPMAN, Kern, CA | Pass | Local |
| 2019-02-18 | PACIFIC ETHANOL STOCKTON — high-priority violation on file | STOCKTON, San Joaquin, CA | Pass | Local |
| 2019-02-18 | PACIFIC ETHANOL STOCKTON — high-priority violation on file | STOCKTON, San Joaquin, CA | Pass | Local |
| 2019-02-16 | UNIVERSITY OF SOUTHERN CALIFORNIA HEALTH | LOS ANGELES, Los Angeles, CA | Pass | Local |
| 2019-02-14 | CHEVRON USA INC- HEAVY OIL — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2019-02-14 | CHEVRON USA INC- HEAVY OIL — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2019-02-14 | CHEVRON USA INC- HEAVY OIL — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2019-02-14 | CHEVRON USA INC- HEAVY OIL — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2019-02-14 | CHEVRON USA INC- HEAVY OIL — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2019-02-14 | CHEVRON USA INC- HEAVY OIL — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2019-02-14 | CHEVRON USA INC- HEAVY OIL — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2019-02-14 | CHEVRON USA INC- HEAVY OIL — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2019-02-14 | CHEVRON USA INC- HEAVY OIL — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2019-02-14 | CHEVRON USA INC- HEAVY OIL — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2019-02-14 | CHEVRON USA INC- HEAVY OIL — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2019-02-14 | CHEVRON USA INC- HEAVY OIL — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2019-02-14 | CHEVRON USA INC- HEAVY OIL — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2019-02-14 | CHEVRON USA INC- HEAVY OIL — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2019-02-13 | SAINT JOSEPH HOSPITAL | ORANGE, Orange, CA | Pass | Local |
| 2019-02-13 | SAINT JOSEPH HOSPITAL | ORANGE, Orange, CA | Pass | Local |
| 2019-02-13 | SAN ANTONIO REGIONAL HOSPITAL | UPLAND, San Bernardino, CA | Pass | Local |
| 2019-02-13 | INLAND EMPIRE REGIONAL COMPOSTING AUTHORITY | RANCHO CUCAMONGA, San Bernardino, CA | Pending | Local |
| 2019-02-13 | CHEVRON USA INC- HEAVY OIL — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2019-02-13 | CHEVRON USA INC- HEAVY OIL — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2019-02-13 | CHEVRON USA INC- HEAVY OIL — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2019-02-13 | CHEVRON USA INC- HEAVY OIL — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2019-02-13 | CHEVRON USA INC- HEAVY OIL — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2019-02-13 | CHEVRON USA INC- HEAVY OIL — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2019-02-13 | CHEVRON USA INC- HEAVY OIL — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2019-02-13 | CHEVRON USA INC- HEAVY OIL — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2019-02-13 | CHEVRON USA INC- HEAVY OIL — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2019-02-13 | CHEVRON USA INC- HEAVY OIL — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2019-02-13 | CHEVRON USA INC- HEAVY OIL — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2019-02-13 | CHEVRON USA INC- HEAVY OIL — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2019-02-13 | CHEVRON USA INC- HEAVY OIL — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2019-02-13 | AERA ENERGY LLC — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2019-02-13 | AERA ENERGY LLC — high-priority violation on file | BAKERSFIELD, Kern, CA | Pass | Local |
| 2019-02-13 | LEPRINO FOODS | TRACY, San Joaquin, CA | Pass | Local |
Dates as filed by the agency that recorded the stack test. Figures from EPA’s ICIS-AIR download.